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-rw-r--r--contracts/chequebook/gencode.go73
1 files changed, 73 insertions, 0 deletions
diff --git a/contracts/chequebook/gencode.go b/contracts/chequebook/gencode.go
new file mode 100644
index 000000000..f52c351e4
--- /dev/null
+++ b/contracts/chequebook/gencode.go
@@ -0,0 +1,73 @@
+// Copyright 2016 The go-ethereum Authors
+// This file is part of the go-ethereum library.
+//
+// The go-ethereum library is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// The go-ethereum library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
+
+// +build none
+
+// This program generates contract/code.go, which contains the chequebook code
+// after deployment.
+package main
+
+import (
+ "fmt"
+ "io/ioutil"
+ "math/big"
+
+ "github.com/ethereum/go-ethereum/accounts/abi/bind"
+ "github.com/ethereum/go-ethereum/accounts/abi/bind/backends"
+ "github.com/ethereum/go-ethereum/contracts/chequebook/contract"
+ "github.com/ethereum/go-ethereum/core"
+ "github.com/ethereum/go-ethereum/crypto"
+)
+
+var (
+ testKey, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
+ testAccount = core.GenesisAccount{
+ Address: crypto.PubkeyToAddress(testKey.PublicKey),
+ Balance: big.NewInt(500000000000),
+ }
+)
+
+func main() {
+ backend := backends.NewSimulatedBackend(testAccount)
+ auth := bind.NewKeyedTransactor(testKey)
+
+ // Deploy the contract, get the code.
+ addr, _, _, err := contract.DeployChequebook(auth, backend)
+ if err != nil {
+ panic(err)
+ }
+ backend.Commit()
+ code, err := backend.CodeAt(nil, addr, nil)
+ if err != nil {
+ panic(err)
+ }
+ if len(code) == 0 {
+ panic("empty code")
+ }
+
+ // Write the output file.
+ content := fmt.Sprintf(`// TODO: insert license header
+
+package contract
+
+// ContractDeployedCode is used to detect suicides. This constant needs to be
+// updated when the contract code is changed.
+const ContractDeployedCode = "%#x"
+`, code)
+ if err := ioutil.WriteFile("contract/code.go", []byte(content), 0644); err != nil {
+ panic(err)
+ }
+}